___you_____to the beach this summer vacation?No ,I went to the village.

—____ does Jane exercise?—Four times a week.

Many of your classmates dislike having to stay up late doing their lessons, _____? 

It’s the third time that Li Ming has been to Xi’an , _______? 

—Nothing wrong with it, ____________?— Yes. The computer says, “Please check this disk before entering data.”